Lace up innovation! Raise the bar of your runs with the PUMA Foreverun Nitro. Designed to offer stability, durability, and a cushioned ride, these innovative shoes boast a full-length NITRO midsole atop a RunGuide system. The ForeverRun NITRO — PUMA's newest guidance solution in its performance running line – offers durability and comfort at every step. Let your feet experience unmatched support, alignment, and guidance every time you take the PUMA Foreverrun Nitro out for a run. PUMA Foreverrun Nitro features: Engineered mesh upper adds support and breathability. Dual-layered midsole with firmer Nitro foam on the outside and softer on the inside is lightweight and provides superior responsiveness and cushioning. Outsole with a wider medial rubber segment optimizes overall pronation control. Asymmetrical heel counter stabilizes the foot at impact and early pronation. RunGuide system is a combination of geometry, foam densities, and supportive features that promote proper alignment and keep the foot centered through each stride.